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Full Discussion: Ssh & sudo
Top Forums Shell Programming and Scripting Ssh & sudo Post 302888414 by jim mcnamara on Friday 14th of February 2014 07:22:53 AM
Old 02-14-2014
Unless you are root on the remote server, su will ask for a password. So I don't quite get what you are seeing.

Try this:
Code:
ssh -t usera@hosta sudo 'su - userb -c id'

This User Gave Thanks to jim mcnamara For This Post:
 

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Config::Model::models::Ssh::PortForward(3pm)		User Contributed Perl Documentation	      Config::Model::models::Ssh::PortForward(3pm)

NAME
Config::Model::models::Ssh::PortForward - Configuration class Ssh::PortForward DESCRIPTION
Configuration classes used by Config::Model Configuration class that represents the parameters required to specify port forwarding in a ssh configuration. Elements ipv6 Specify if the forward is specified iwth IPv6 or IPv4. Optional. Type boolean. bind_address - bind address to listen to Specify the address that the port will listen to. By default, only connections coming from localhost (127.0.0.1) will be forwarded. By default, the local port is bound in accordance with the GatewayPorts setting. However, an explicit bind_address may be used to bind the connection to a specific address. The bind_address of 'localhost' indicates that the listening port be bound for local use only, while an empty address or '*' indicates that the port should be available from all interfaces.Optional. Type uniline. port Listening port. Connection made to this port will be forwarded to the other side of the tunnel.Mandatory. Type uniline. host - host name or address Mandatory. Type uniline. hostport - destination port Port number to connect the tunnel to.Mandatory. Type uniline. SEE ALSO
o cme AUTHOR
Dominique Dumont COPYRIGHT
2009-2011 Dominique Dumont LICENSE
LGPL2 perl v5.14.2 2012-10-29 Config::Model::models::Ssh::PortForward(3pm)
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